:root {
  font-family: sans-serif;
}

body {
  margin: 0;
  padding: 0;
  font-size: 16px;
}

.routing-table {
  font: 12px sans-serif;
}

.node circle {
  stroke: #e6522c;
  stroke-width: 1.5px;
}

.node text {
  font: 10px sans-serif;
}

.link {
  fill: none;
  stroke: #ccc;
  stroke-width: 1.5px;
}

button {
  font-size: 16px;
  background-color: #e6522c;
  border-radius: 4px;
  border: none;
  color: white;
  padding: 10px 20px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  margin: 10px 0;
  cursor: pointer;
}

input {
  display: inline-block;
  width: 500px;
  height: 38px;
}

input,
textarea {
  font-size: 16px;
  border: 1px solid #ddd;
  padding: 5px;
  border-radius: 4px;
}

textarea {
  width: 100%;
  height: 450px;
  font-family: monospace;
}
